Finding the Fourth Proportional to 268,161.44, 370,044.60 and 147,307.82
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Solution
The fourth proportional to 268,161.44, 370,044.60 and 147,307.82 is: 203,274.80
Step by Step Solution
- Step 1: Write the proportion equation
268,161.44 : 370,044.60 = 147,307.82 : x - Step 2: Convert to fraction form
268,161.44/370,044.60 = 147,307.82/x - Step 3: Cross multiply
268,161.44x = 370,044.60 × 147,307.82 - Step 4: Simplify right side
268,161.44x = 54,510,463,328.77 - Step 5: Solve for x
x = 54,510,463,328.77/268,161.44 - Step 6: Final answer
x = 203,274.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.